中国激光, 2018, 45 (9): 0911004, 网络出版: 2018-09-08
石英增强光声传感技术研究进展 下载: 1650次特邀综述
Recent Progress in Quartz-Enhanced Photoacoustic Spectroscopy
图 & 表
图 1. 商用标准32 kHz音叉式石英晶振
Fig. 1. Commercially available standard quartz tuning forks with a resonant frequency of 32 kHz
图 2. 石英增强光声光谱测声器的(a)共轴和(b)离轴配置[17]
Fig. 2. QEPAS spectrophones with (a) on-beam and (b) off-beam configurations[17]
图 3. 中红外石英增强光声探测模块。(a) CAD模型;(b)实物
Fig. 3. Quartz enhanced photoacoustic detection module for mid-infrared region. (a) CAD model; (b) prototype
图 4. 典型的石英增强光声光谱传感系统
Fig. 4. Typical quartz-enhanced photoacoustic spectroscopic sensor system
图 5. 调制相消法原理及实验配置[45]
Fig. 5. Principle of modulation cancellation method and experimental setup[45]
图 6. (a)拍频石英增强光声光谱技术原理;(b)扫描信号、压电信号以及拍频信号的波形图[49]
Fig. 6. (a) BF-QEPAS principle; (b) waveforms of scanning, piezoelectric and beat frequency signals[49]
图 8. (a)第一种装配声音共振腔的双音叉配置; (b)第二种装配声音共振腔的双音叉配置[13]
Fig. 8. (a) Configuration #1 of QEPAS spectrophone based on two QTFs; (b) configuration #2 of QEPAS spectrophone based on two QTFs[13]
图 11. 光纤倏逝波石英增强光声光谱配置[56]
Fig. 11. Schematic of the evanescent wave QEPAS configuration[56]
图 12. (a)音叉振臂的长度(Lp)、宽度(W)、厚度(T)定义;(b)标准音叉和六种定制音叉的大小对比[59]
Fig. 12. (a) Definition of length (Lp), width (W), and thickness (T) of tuning fork arm; (b) size comparison of the standard and the 6 customized quartz tuning forks[59]
图 13. (a)大间隙声音共振腔内部声压分布;(b)小间隙声音共振腔内部声压分布[61]
Fig. 13. Pressure distributions in acoustic resonator with (a) a large and (b) a small gaps in the middle[61]
表 1标准音叉和六种定制音叉的参数
Table1. Parameters of standard and 6 customized tuning forks
|
董磊, 武红鹏, 郑华丹, 尹旭坤, 马维光, 张雷, 尹王保, 肖连团, 贾锁堂. 石英增强光声传感技术研究进展[J]. 中国激光, 2018, 45(9): 0911004. Dong Lei, Wu Hongpeng, Zheng Huadan, Yin Xukun, Ma Weiguang, Zhang Lei, Yin Wangbao, Xiao Liantuan, Jia Suotang. Recent Progress in Quartz-Enhanced Photoacoustic Spectroscopy[J]. Chinese Journal of Lasers, 2018, 45(9): 0911004.